NGC 1039

Number of stars per data source

	Reference  340 :    8 stars
	Reference  546 :   14 stars
	Reference  566 :   18 stars
	Reference 1029 :   23 stars

340: Gray R.O., Corbally C.J.; (2002) Astron. J. 124, 989; A spectroscopic search for lambda Bootis and other peculiar A-type stars in intermediate-age open clusters; 2002AJ....124..989G
546: Ianna P.; (1970) Publ. Astr. Soc. Pacific 82, 825; Spectroscopy of stars in the galactic cluster NGC 1039 (M34); 1970PASP...82..825I
566: Abt H.A., Levato H.; (1977) Publ. Astr. Soc. Pacific 89, 648; Spectral types in the open cluster M34; 1977PASP...89..648A
1029: Kharchenko N.V., Piskunov A.E., Röser S., Schilbach E., Scholz R.-D.; (2005) Astron. Astrophys. 438, 1163; Astrophysical parameters of galactic open clusters; 2005A&A...438.1163K